On the number of limit cycles of equation $\frac{dy}{dx}=\frac{P(x,y)}{Q(x,y)}$, in which $P$ and $Q$
Doklady Akademii Nauk, Tome 113 (1957) no. 4, pp. 748-751
Cet article a éte moissonné depuis la source Math-Net.Ru
@article{DAN_1957_113_4_a6,
author = {E. M. Landis and I. G. Petrovskii},
title = {On the number of limit cycles of equation $\frac{dy}{dx}=\frac{P(x,y)}{Q(x,y)}$, in which~$P$ and~$Q$},
journal = {Doklady Akademii Nauk},
pages = {748--751},
year = {1957},
volume = {113},
number = {4},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/DAN_1957_113_4_a6/}
}
TY - JOUR
AU - E. M. Landis
AU - I. G. Petrovskii
TI - On the number of limit cycles of equation $\frac{dy}{dx}=\frac{P(x,y)}{Q(x,y)}$, in which $P$ and $Q$
JO - Doklady Akademii Nauk
PY - 1957
SP - 748
EP - 751
VL - 113
IS - 4
UR - http://geodesic.mathdoc.fr/item/DAN_1957_113_4_a6/
LA - ru
ID - DAN_1957_113_4_a6
ER -
E. M. Landis; I. G. Petrovskii. On the number of limit cycles of equation $\frac{dy}{dx}=\frac{P(x,y)}{Q(x,y)}$, in which $P$ and $Q$. Doklady Akademii Nauk, Tome 113 (1957) no. 4, pp. 748-751. http://geodesic.mathdoc.fr/item/DAN_1957_113_4_a6/